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logger.rb: fix r43511 for Windows

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* lib/logger.rb (Logger::LogDevice::LogDeviceMutex#lock_shift_log):
  open file can't be removed or renamed on Windows.  [ruby-dev:47790]
  [Bug #9046]
* test/logger/test_logger.rb (TestLogDevice#run_children): don't use
  fork.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43513 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-11-02 06:15:02 +00:00
parent 059c94d4f5
commit 3c8072937c
3 changed files with 41 additions and 47 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
Sat Nov 2 15:14:33 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/logger.rb (Logger::LogDevice::LogDeviceMutex#lock_shift_log):
open file can't be removed or renamed on Windows. [ruby-dev:47790]
[Bug #9046]
* test/logger/test_logger.rb (TestLogDevice#run_children): don't use
fork.
Sat Nov 2 07:08:43 2013 NARUSE, Yui <naruse@ruby-lang.org>
* lib/logger.rb: Inter-process locking for log rotation

8
lib/logger.rb
View file

@ -633,8 +633,12 @@ private
end
end
def lock_shift_log
begin
if /mswin|mingw/ =~ RUBY_PLATFORM
def lock_shift_log
yield
end
else
def lock_shift_log
retry_limit = 8
retry_sleep = 0.1
begin

71
test/logger/test_logger.rb
View file

@ -2,6 +2,7 @@
require 'test/unit'
require 'logger'
require 'tempfile'
require_relative '../ruby/envutil'
class TestLoggerSeverity < Test::Unit::TestCase
@ -486,30 +487,16 @@ class TestLogDevice < Test::Unit::TestCase
File.unlink(logfile1) if File.exist?(logfile1)
File.unlink(logfile2) if File.exist?(logfile2)
begin
logger = Logger.new(logfile, 4, 10)
r, w = IO.pipe
$stderr = w # To capture #warn output in Logger
pid1 = Process.fork do
stderr = run_children(2, [logfile], <<-'END')
logger = Logger.new(ARGV[0], 4, 10)
10.times do
logger.info '0' * 15
end
end
pid2 = Process.fork do
10.times do
logger.info '0' * 15
end
end
Process.waitpid pid1
Process.waitpid pid2
w.close
stderr = r.read
r.close
END
assert_no_match(/log shifting failed/, stderr)
assert_no_match(/log writing failed/, stderr)
assert_no_match(/log rotation inter-process lock failed/, stderr)
ensure
$stderr = STDERR # restore
logger.close if logger
File.unlink(logfile) if File.exist?(logfile)
File.unlink(logfile0) if File.exist?(logfile0)
File.unlink(logfile1) if File.exist?(logfile1)
@ -523,30 +510,16 @@ class TestLogDevice < Test::Unit::TestCase
filename2 = @filename + ".#{yyyymmdd}.1"
filename3 = @filename + ".#{yyyymmdd}.2"
begin
logger = Logger.new(@filename, 'now')
r, w = IO.pipe
$stderr = w # To capture #warn output in Logger
pid1 = Process.fork do
stderr = run_children(2, [@filename], <<-'END')
logger = Logger.new(ARGV[0], 'now')
10.times do
logger.info '0' * 15
end
end
pid2 = Process.fork do
10.times do
logger.info '0' * 15
end
end
Process.waitpid pid1
Process.waitpid pid2
w.close
stderr = r.read
r.close
END
assert_no_match(/log shifting failed/, stderr)
assert_no_match(/log writing failed/, stderr)
assert_no_match(/log rotation inter-process lock failed/, stderr)
ensure
$stderr = STDERR # restore
logger.close if logger
[filename1, filename2, filename3].each do |filename|
File.unlink(filename) if File.exist?(filename)
end
@ -557,26 +530,34 @@ class TestLogDevice < Test::Unit::TestCase
tmpfile = Tempfile.new([File.basename(__FILE__, '.*'), '_1.log'])
logfile = tmpfile.path
tmpfile.close(true)
logdev = Logger::LogDevice.new(logfile)
File.unlink(logfile) if File.exist?(logfile)
begin
20.times do
pid1 = Process.fork do
run_children(2, [logfile], <<-'END')
logfile = ARGV[0]
logdev = Logger::LogDevice.new(logfile)
logdev.send(:open_logfile, logfile)
end
pid2 = Process.fork do
logdev.send(:open_logfile, logfile)
end
Process.waitpid pid1
Process.waitpid pid2
assert_not_equal(2, File.readlines(logfile).grep(/# Logfile created on/).size)
END
assert_equal(1, File.readlines(logfile).grep(/# Logfile created on/).size)
File.unlink(logfile)
end
ensure
logdev.close if logdev
File.unlink(logfile) if File.exist?(logfile)
end
end
private
def run_children(n, args, src)
r, w = IO.pipe
[w, *(1..n).map do
f = IO.popen([EnvUtil.rubybin, *%w[--disable=gems -rlogger -], *args], "w", err: w)
f.puts(src)
f
end].each(&:close)
stderr = r.read
r.close
stderr
end
end